... : 530lm 20W, T4 fluorescent lightModel ColorVoltage(V)Power(W)Lumen(lm)Life(h)Diameter(mm)Longth(mm)Q'ty/CTNHJT4-6 ... ,Blue,White,Neutral 220/110 16 800 8000 12435 30HJT4-20 Red,Yellow,Green,Blue,White,Neutral 220/110 201000 8000 ... ,Neutral 220/110 28 1400 8000 12 1174 30 HJT4-20 20W, T4 fluorescent light